Answer:
18
Step-by-step explanation:
30*0.4=12
This means 40% of 30 is 12 and Ana has completed 12 problems.
30-12 = 18, so she still needs to do 18 problems.
Answer:
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Step-by-step explanation:
To find the inverse of a function, swap the places of the x and y variables and solve for y again.
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Answer:
a carrot? yea a carrot. :D
Answer:
7.8
Step-by-step explanation:
So the formula you have to do is A= (pie)(radius)(squared)
divide 6.7 by 2 to find the radius which is 3.35
now do 3.35 * 3.35 ( we are squaring it) which = 11.225
now 11.225 times PIE is 35.264377537
so the answer is 35.264377537
hope that helped!